| ECO A05 in 1981 play it! szmetan j defeats black's debarnot in 105 moves | 1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 4. g3 g6 5. Bg2 Bg7 6. O-O O-O 7. a3 b6 8. Rb1 Bb7 9. b4 d6 10. e3 e5 11. bxc5 dxc5 12. Nxe5 Nxe5 13. Bxb7 Rb8 14. Ba6 Qd7 15. Qe2 Rfd8 16. Bb5 Qd3 17. Qxd3 Nxd3 18. Bc6 Nxc1 19. Rbxc1 Rxd2 20. Rfd1 Rbd8 21. Bd5 Rxd1+ 22. Rxd1 Kf8 23. a4 Ne8 24. Ne2 Nc7 25. e4 Ne6 26. Rb1 Nd4 27. Nxd4 Bxd4 28. a5 Rd6 29. Kg2 bxa5 30. Rb8+ Ke7 31. Rb7+ Rd7 32. Rb5 a4 33. Ra5 Bc3 34. Ra6 Rc7 35. f4 Bb4 36. e5 a3 37. g4 Kf8 38. Kf3 Kg7 39. f5 a2 40. f6+ Kf8 41. Ke4 a1=Q 42. Rxa1 a5 43. Rd1 Rd7 44. Rd3 Rd8 45. Rh3 Kg8 46. Bxf7+ Kxf7 47. Rxh7+ Kg8 48. Rg7+ Kh8 49. e6 Bc3 50. e7 Re8 51. g5 a4 52. Kd3 a3 53. f7 |
| ECO A05 in 2007 play it! szmetan j defeats black's bernardo w in 66 moves | 1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. d4 Nbd7 7. Nc3 c6 8. e4 e5 9. h3 exd4 10. Nxd4 Re8 11. Be3 a6 12. Qc2 Rb8 13. Rad1 Qc7 14. a4 b6 15. Rd2 Bb7 16. Rfd1 Rbd8 17. Nde2 Ne5 18. Qb3 c5 19. Bg5 Qb8 20. f4 Nc6 21. Qxb6 Nd7 22. Qb3 Bd4+ 23. Kh2 f6 24. Bh6 Ba8 25. Qa2 Re7 26. Nd5 Rf7 27. b4 Nxb4 28. Nxb4 Qxb4 29. Nxd4 cxd4 30. Rxd4 Nf8 31. f5 gxf5 32. exf5 Bxg2 33. c5 d5 |
| ECO A05 in 2007 play it! szmetan j defeats black's cukier m in 99 moves | 1. Nf3 Nf6 2. c4 g6 3. d4 Bg7 4. g3 d6 5. Bg2 O-O 6. O-O Nbd7 7. Nc3 e5 8. e4 c6 9. Rb1 a5 10. h3 Re8 11. Be3 exd4 12. Nxd4 Nc5 13. Qc2 Qe7 14. Rbe1 Ne6 15. Rd1 Nh5 16. Nde2 Nc5 17. g4 Nf6 18. Ng3 Be6 19. b3 a4 20. Bd4 axb3 21. axb3 Ra3 22. Nb1 Ra6 23. g5 Nh5 24. Nxh5 gxh5 25. Bxg7 Qxg5 26. Bb2 Bxh3 27. f3 Re6 28. Kh1 Qh4 29. Bxh3 Qxh3+ 30. Qh2 Qxh2+ 31. Kxh2 Nxb3 32. Nc3 Kf8 33. Rf2 Na5 34. c5 dxc5 35. Rd8+ Re8 36. Rd7 Re7 37. Rd8+ Re8 38. Rd7 Re7 39. Rd1 Nc4 40. Bc1 f6 41. f4 b5 42. e5 fxe5 43. f5 Nb6 44. Ne4 Nd5 45. f6 Rd7 46. Bh6+ Ke8 47. Nd6+ Kd8 48. f7 Rxf7 49. Rxf7 Ra2+ 50. Kh1 |
| ECO A07 in 2007 play it! szmetan j defeats black's iglesias j in 87 moves | 1. Nf3 d5 2. g3 c6 3. Bg2 Nf6 4. O-O Bg4 5. h3 Bh5 6. d3 Nbd7 7. b3 e6 8. Bb2 Be7 9. Nbd2 O-O 10. g4 Bg6 11. Nh4 a5 12. a3 Qb6 13. c4 Rfe8 14. Qc2 Bc5 15. e3 Bf8 16. Bc3 Qa6 17. Nxg6 hxg6 18. b4 axb4 19. axb4 Qb6 20. Qb2 Qc7 21. f4 Nb6 22. Qb3 Nh7 23. Nf3 Rxa1 24. Rxa1 dxc4 25. dxc4 Rd8 26. Be5 Qe7 27. g5 Nd7 28. Ra7 Nxe5 29. Nxe5 Qxb4 30. Qxb4 Bxb4 31. Rxb7 Bc5 32. Kf2 f6 33. Nd7 Bd6 34. gxf6 Nxf6 35. Nxf6+ gxf6 36. Bxc6 Bc5 37. Ke2 Rd6 38. Be8 Ra6 39. Rc7 Ra2+ 40. Kf3 Ba7 41. Bxg6 Ra3 42. c5 Ra5 43. c6 Ra3 44. Bd3 |
| ECO A05 in 1996 play it! szmetan j defeats black's claverie raul in 87 moves | 1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O c6 6. d4 d5 7. cxd5 cxd5 8. Ne5 Nbd7 9. Nc3 Nb6 10. Qb3 Bf5 11. a4 a5 12. Bf4 Rc8 13. Rfc1 Be6 14. Nd3 Ne4 15. Nb5 Qd7 16. Rxc8 Nxc8 17. Rc1 b6 18. Rc7 Qd8 19. Qc2 Ned6 20. Ne5 Bf5 21. Qc1 Bxe5 22. dxe5 Ne8 23. Rb7 Ng7 24. Bh6 Bd7 25. Qc3 Bxb5 26. axb5 e6 27. Qc6 d4 28. Rd7 Qe8 29. Rxd4 Qxc6 30. bxc6 Nf5 31. Bxf8 Nxd4 32. Bd6 Nxe2+ 33. Kf1 Nd4 34. c7 Nb5 35. Bb7 Nba7 36. g4 g5 37. Ke2 Kg7 38. Ke3 f5 39. gxf5 exf5 40. Kd4 Kf7 41. Kd5 h5 42. Bxc8 Nxc8 43. Kc6 Ke6 44. Kb7 |
| ECO A05 in 1996 play it! szmetan j defeats black's rodriguez e in 61 moves | 1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O c6 6. d4 d5 7. Qb3 Nbd7 8. Nc3 Qb6 9. cxd5 Qxb3 10. axb3 Nxd5 11. Nxd5 cxd5 12. Bf4 Nb6 13. Rfc1 Bd7 14. Rc7 Bc6 15. Rxe7 Bf6 16. Re3 Bb5 17. Be5 Bxe5 18. Rxe5 Rac8 19. Re7 Ba6 20. e3 Rc2 21. Bf1 Rxb2 22. Bxa6 bxa6 23. Rxa7 Rc8 24. Rb7 Rc6 25. Ne5 Rf6 26. Ng4 Rc6 27. Nh6+ Kg7 28. Nxf7 Rf6 29. Ne5+ Kh8 30. f4 Nc8 31. Rc1 |
| ECO A04 in 2003 play it! szmetan j defeats black's pedro f in 71 moves | 1. Nf3 d6 2. d4 g6 3. g3 Bg7 4. Bg2 Nf6 5. O-O O-O 6. c4 Nc6 7. Nc3 a6 8. b3 Rb8 9. Bb2 Bd7 10. d5 Na5 11. Nd2 c5 12. Qc2 b5 13. Rab1 Qc8 14. Rfe1 Bh3 15. Bh1 Ng4 16. Nd1 Bxb2 17. Rxb2 Qc7 18. f3 Ne5 19. f4 Ng4 20. e4 bxc4 21. bxc4 Rb4 22. a3 Rxb2 23. Nxb2 Rb8 24. Nd3 f6 25. Bf3 Rb7 26. Qc3 Qb6 27. e5 Nb3 28. Bxg4 Nxd2 29. Qxd2 Bxg4 30. exf6 exf6 31. Nf2 Bf3 32. Qc3 Qb3 33. Qxf6 Rb8 34. Qe6+ Kg7 35. Qe7+ Kg8 36. Qxd6 |
| ECO A04 in 2003 play it! szmetan j defeats black's restuccia f in 48 moves | 1. Nf3 e6 2. c4 b6 3. g3 Bb7 4. Bg2 f5 5. O-O Nf6 6. Nc3 g6 7. d3 Bg7 8. e4 fxe4 9. Ng5 h6 10. Ngxe4 Nxe4 11. Nxe4 d5 12. Nc3 O-O 13. Qg4 Rf6 14. Re1 Bc8 15. cxd5 exd5 16. Bxd5+ Kh7 17. Qh4 c6 18. Bg2 Re6 19. Bd2 Qxh4 20. gxh4 Kg8 21. Nd5 Na6 22. Ne7+ Kh7 23. Bxc6 Rxc6 24. Nxc6 Bb7 |
| ECO A04 in 1974 play it! szmetan j defeats black's martinez c in 51 moves | 1. Nf3 c5 2. g3 g6 3. Bg2 Bg7 4. O-O Nc6 5. c4 e6 6. Nc3 Nge7 7. e3 O-O 8. d4 Qa5 9. d5 exd5 10. cxd5 Ne5 11. Nxe5 Bxe5 12. Ne4 Qb6 13. f4 Bg7 14. d6 Nf5 15. g4 Nh4 16. Bh1 Kh8 17. Qe1 Qd8 18. Ng5 f6 19. Nxh7 Kxh7 20. Qxh4+ Bh6 21. Bd2 Re8 22. Rf3 Rh8 23. Bc3 Kg7 24. g5 Bxg5 25. Qxg5 Rh5 26. Qg4 |
| ECO A04 in 1974 play it! szmetan j defeats black's brond in 49 moves | 1. Nf3 c5 2. e4 Nc6 3. d4 cxd4 4. Nxd4 Qc7 5. Nc3 e6 6. g3 a6 7. Bg2 Nf6 8. O-O Be7 9. Re1 O-O 10. Nxc6 dxc6 11. e5 Rd8 12. Qe2 Nd5 13. Ne4 b5 14. Ng5 h6 15. Nh3 Bb7 16. g4 c5 17. g5 hxg5 18. Nxg5 Bxg5 19. Bxg5 Re8 20. Qg4 Ne7 21. Bxb7 Qxb7 22. Re3 Ng6 23. Qh5 Nxe5 24. Rh3 f5 25. Bf6 |
| ECO A05 in 1979 play it! szmetan j defeats black's gonzalez gastell in 53 moves | 1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. d4 Nbd7 7. Nc3 c6 8. e4 e5 9. Rb1 Qb6 10. h3 exd4 11. Nxd4 Nc5 12. Be3 Qb4 13. Re1 Re8 14. a3 Qa5 15. b4 Qxa3 16. Ncb5 cxb5 17. Nxb5 Qa2 18. bxc5 Nxe4 19. Nc7 Bf5 20. Rxb7 Nc3 21. Qb3 Qxb3 22. Rxb3 Rab8 23. Nxe8 Rxb3 24. Nxg7 Kxg7 25. Bd4+ Kf8 26. cxd6 a5 27. Bc6 |
| ECO A05 in 2007 play it! szmetan j defeats black's tempone m in 61 moves | 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. b3 Nbd7 5. Bg2 c6 6. O-O Bd6 7. d3 O-O 8. Bb2 Qe7 9. Qc2 Re8 10. Nc3 a6 11. Rfe1 e5 12. cxd5 cxd5 13. Nh4 Nb6 14. e4 d4 15. Ne2 g6 16. f4 Rd8 17. fxe5 Bxe5 18. Nf3 Bg4 19. Nxe5 Qxe5 20. Qd2 Bxe2 21. Rxe2 Rac8 22. Rf1 Ng4 23. Bh3 h5 24. Bxg4 hxg4 25. Ref2 Rd7 26. Rf4 Rc6 27. Rxg4 Na8 28. Rf5 Qg7 29. Rd5 Rcd6 30. Bxd4 Qf8 31. Bc5 |
| ECO A04 in 2004 play it! szmetan j defeats black's daneri m in 59 moves | 1. Nf3 c5 2. c4 Nc6 3. Nc3 g6 4. e3 Bg7 5. d4 Nf6 6. d5 Na5 7. e4 d6 8. h3 O-O 9. Bd3 e5 10. a3 b6 11. b4 Nb7 12. g4 h5 13. Nh2 Bd7 14. Bg5 cxb4 15. axb4 hxg4 16. Nxg4 a5 17. bxa5 bxa5 18. Qf3 Bxg4 19. hxg4 Nc5 20. Bc2 Ncd7 21. Nb5 Qe7 22. Rh4 Rfc8 23. Bd3 Nc5 24. Ke2 Rab8 25. Rah1 Rxb5 26. cxb5 Nxd3 27. Rh8+ Bxh8 28. Rxh8+ Kg7 29. Bxf6+ Qxf6 30. Qxf6+ |
| ECO A09 in 2000 play it! szmetan j defeats black's montero c in 56 moves | 1. Nf3 d5 2. c4 c6 3. d4 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Qc2 Be7 7. b3 O-O 8. Bd3 h6 9. O-O b6 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 Bb7 13. Qe2 Bf6 14. Bb2 Re8 15. Ne5 Qc7 16. Qh5 Bxe5 17. dxe5 c5 18. Bc2 Rad8 19. Rae1 Nf8 20. Bc1 Qe7 21. Re3 f5 22. Rg3 Kh8 23. Bg5 Qc7 24. Bxd8 Rxd8 25. Qe2 Rd4 26. Rd1 Nd7 27. Rxd4 cxd4 28. f4 Nc5 |
| ECO A04 in 1996 play it! szmetan j defeats black's idigoras a in 57 moves | 1. Nf3 f5 2. e4 fxe4 3. Ng5 Nf6 4. d3 Nc6 5. dxe4 e6 6. Nc3 Bb4 7. Bd3 d6 8. f4 Qe7 9. O-O Bd7 10. Qe1 O-O-O 11. a3 Bc5+ 12. Kh1 h6 13. Nf3 g5 14. b4 Bb6 15. Na4 gxf4 16. Bxf4 Nh5 17. Nxb6+ axb6 18. Be3 Rdf8 19. Qd2 e5 20. a4 Nb8 21. b5 d5 22. exd5 e4 23. d6 Qxd6 24. Bxe4 Qxd2 25. Bxd2 Nf6 26. Bd3 Rhg8 27. Ne5 Re8 28. Rxf6 Rxe5 29. Rxh6 |
| ECO A04 in 2004 play it! szmetan j defeats black's di benedetto g in 75 moves | 1. Nf3 f5 2. e4 fxe4 3. Ng5 e5 4. d3 e3 5. Bxe3 d5 6. d4 e4 7. Nxe4 dxe4 8. Qh5+ Kd7 9. Qf5+ Ke8 10. Qxe4+ Be7 11. Nc3 Nf6 12. Qf3 Qd7 13. h3 Nc6 14. d5 Ne5 15. Qf4 Bd6 16. Qd4 a6 17. O-O-O Kf7 18. f4 Ng6 19. g4 Re8 20. Bd3 b6 21. Bd2 Bb7 22. Bf5 Bc5 23. Qxf6+ gxf6 24. Bxd7 Re7 25. Be6+ Kg7 26. Rhf1 Rd8 27. g5 fxg5 28. f5 Nf4 29. h4 h6 30. hxg5 hxg5 31. Ne4 Rxe6 32. Nxc5 bxc5 33. dxe6 Ne2+ 34. Kb1 Rxd2 35. Rxd2 Nd4 36. f6+ Kf8 37. Rxd4 cxd4 38. f7 |
| ECO A05 in 2003 play it! szmetan j defeats black's papadopulos d in 87 moves | 1. Nf3 Nf6 2. c4 e6 3. g3 c5 4. Bg2 Nc6 5. O-O Be7 6. Nc3 d5 7. cxd5 exd5 8. d4 O-O 9. b3 Ne4 10. Bb2 Bf6 11. Na4 b5 12. Nxc5 Nxc5 13. Rc1 Nxb3 14. Qxb3 Na5 15. Qxb5 Bg4 16. Ba1 Rb8 17. Qd3 Nc4 18. Ne5 Bxe5 19. dxe5 Be6 20. Rc2 Qa5 21. e4 dxe4 22. Qxe4 Na3 23. Rc3 Nb5 24. Rc5 Qxa2 25. f4 Rfc8 26. Rxc8+ Rxc8 27. f5 Bc4 28. Re1 h6 29. e6 f6 30. h4 Qd2 31. Qe3 Qxe3+ 32. Rxe3 Kf8 33. Bb2 Ke7 34. Kf2 Rd8 35. Ke1 h5 36. Be4 a5 37. g4 hxg4 38. Rg3 Rh8 39. Rxg4 Rh7 40. Bc2 Bd5 41. Ba4 Bc6 42. Rc4 Kd6 43. Bxb5 Bxb5 44. Ba3+ |
| ECO A05 in 2007 play it! szmetan j defeats black's de haro m in 73 moves | 1. Nf3 Nf6 2. c4 e6 3. g3 Be7 4. Bg2 O-O 5. O-O d5 6. b3 c5 7. e3 Nc6 8. Bb2 b6 9. Qe2 Ba6 10. d3 Qc7 11. Ne1 b5 12. cxd5 exd5 13. Nd2 Rad8 14. Rc1 Qb6 15. Ndf3 Rfe8 16. Nh4 g6 17. Qc2 c4 18. bxc4 bxc4 19. Rb1 Nb4 20. Qd2 Nxd3 21. Nxd3 cxd3 22. Bd4 Qe6 23. Qa5 Ne4 24. f3 Nf6 25. Bh3 Qxh3 26. Qxa6 Nh5 27. Ng2 d2 28. g4 Bd6 29. gxh5 Bxh2+ 30. Kf2 Qg3+ 31. Ke2 Qxg2+ 32. Rf2 Qg3 33. Qf6 Re5 34. Qxd8+ Kg7 35. h6+ Kxh6 36. Bxe5 Qxe5 37. Qh4+ |
| ECO A05 in 1978 play it! szmetan j defeats black's tempone m in 73 moves | 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. b3 dxc4 5. bxc4 e5 6. Bb2 e4 7. Nd4 Be7 8. Bg2 c5 9. Nc2 Be6 10. Ne3 Qd7 11. h3 Nc6 12. Nc3 Bf5 13. Qb1 Bg6 14. Nxe4 Rd8 15. Nxf6+ Bxf6 16. d3 Bd4 17. Bxd4 cxd4 18. Nd5 O-O 19. O-O Bf5 20. Kh2 Rfe8 21. e4 Be6 22. f4 f6 23. Qb5 Rb8 24. Rf2 Bf7 25. a4 Qd6 26. a5 Red8 27. a6 Rd7 28. c5 bxa6 29. Qa4 Qxc5 30. Rc2 Qb5 31. Rxc6 Qxd3 32. Rac1 Rf8 33. Rc8 Rdd8 34. Ne7+ Kh8 35. Rxd8 Rxd8 36. Qd7 Rf8 37. Rc8 |
| ECO A04 in 1980 play it! szmetan j defeats black's najdorf in 111 moves | 1. Nf3 c5 2. g3 b6 3. Bg2 Bb7 4. O-O Nf6 5. c4 g6 6. b3 Bg7 7. Bb2 O-O 8. Nc3 Na6 9. Rc1 e6 10. e3 d5 11. cxd5 exd5 12. d4 Ne4 13. a3 Rc8 14. Qe2 cxd4 15. Nxd4 Nac5 16. b4 Bxd4 17. bxc5 Bxc3 18. Bxc3 Nxc3 19. Rxc3 Rxc5 20. Rxc5 bxc5 21. Rd1 Qd6 22. Qb2 Qd7 23. Bxd5 Bxd5 24. Qe5 c4 25. Rxd5 Qa4 26. Rc5 Rd8 27. h4 h5 28. Qc3 Qa6 29. Rxc4 Qb7 30. e4 Qe7 31. a4 Kh7 32. Rc7 Rd7 33. Rc8 Rd8 34. Rc4 Rd7 35. Rc8 Rd8 36. Rc4 Rd1+ 37. Kg2 Qe6 38. Qc2 Re1 39. Rd4 Ra1 40. Rc4 Ra3 41. Rc6 Qe5 42. Qc4 Kg7 43. Ra6 Rc3 44. Qd5 Rc5 45. Qxe5+ Rxe5 46. Kf3 Re7 47. Kf4 Rd7 48. a5 Rc7 49. f3 Rb7 50. e5 Kf8 51. Ke4 Rb4+ 52. Kd5 Rb3 53. Rxa7 Rxf3 54. a6 Rxg3 55. Rc7 Ra3 56. a7 |